7013 ACE/HCPA9AH1DT
Hybrid Ceramic Super Precision Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7013 ACE/HCPA9AH1DT Bearing Product Overview & Core Advantages
The 7013 ACE/HCPA9AH1DT is a precision angular contact ball bearing designed for demanding applications requiring high speed, rigidity, and accuracy. This duplex tandem (DT) arrangement consists of two preloaded bearings, enabling it to handle significant combined loads (radial and axial) in one direction with exceptional stability. Manufactured to the stringent PA9A tolerance class and featuring a phenolic cage and ceramic balls, it is engineered for superior performance in high-speed, high-rigidity environments.
7013 ACE/HCPA9AH1DT Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7013 | Basic bearing series and size designation. |
| ACE | Internal design code for optimized contact geometry and performance. |
| H | Indicates the bearing is supplied with a preload. |
| C | Indicates the use of ceramic (Si3N4) balls. |
| PA9A | Specifies the ultra-high precision tolerance class for both inner and outer rings. |
| H1 | Specific preload level designation. |
| DT | Signifies a Duplex Tandem matched set of two bearings. |
7013 ACE/HCPA9AH1DT Bearing Structural Features & Performance Benefits
High Rigidity and Axial Load Capacity: The duplex tandem (DT) arrangement with applied preload creates an exceptionally rigid system, ideal for applications where shaft deflection must be minimized. This configuration is optimized to carry heavy axial loads in a single direction.
Superior High-Speed Performance: The combination of a lightweight phenolic cage and low-density ceramic balls significantly reduces centrifugal forces, enabling very high limiting speeds (31,000 rpm). The 25° contact angle is well-suited for high-speed axial loading.
Enhanced Durability and Precision: The PA9A tolerance class ensures minimal runout and vibration for superior rotational accuracy. Ceramic balls offer advantages in wear resistance and can operate effectively within a broad temperature range.
7013 ACE/HCPA9AH1DT Bearing Typical Application Areas
This high-performance duplex tandem bearing set is ideally suited for:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers requiring maximum rigidity and precision.
- High-Frequency Spindles: PCB drilling and routing applications.
- Precision Rotary Systems: Applications in semiconductor manufacturing and optical scanning equipment.
- Turbochargers and High-Speed Compressors: Where high rotational speeds and temperature stability are critical.
